<template>
  <!-- <div class=''>一级类目, {{route.params.id}},  {{route.params.key}}</div> -->
  <div class="top-category">
    <div class="container">
      <!-- 渲染面包屑导航 -->
      <XtxBread>
        <XtxBreadItem to="/">主页</XtxBreadItem>
        <XtxBreadItem>{{category.topCategory.name}}</XtxBreadItem>
      </XtxBread>

      <!-- 轮播图 -->
      <XtxCarousel style="height: 500px" auto-play :slides="home.bannerList" />

      <!-- 所有二级分类 -->
      <div class="sub-list">
        <h3>全部分类</h3>
        <ul>
          <li v-for="it in category.topCategory.children" :key="it.id">
            <a href="javascript:;">
              <img v-lazy="it.picture">
              <p>{{it.name}}</p>
            </a>
          </li>
        </ul>
      </div>


      <!-- 分类关联商品 -->
      <div class="ref-goods" v-for="item in category.topCategory.children" :key="item.id">
        <div class="head">
          <h3>- {{item.name}} -</h3>
          <p class="tag">{{item.parentName}}</p>
          <XtxMore path=""/>
        </div>
        <div class="body">
          <GoodsItem v-for="it in item.goods" :key="it.id" :goods="it" />
        </div>
      </div>
    </div>
  </div>
</template>

<script lang="ts" setup>
import useStore from '@/store';
import { watch, watchEffect } from 'vue';
import { useRoute } from 'vue-router';
import GoodsItem from './components/GoodsItem.vue'
const route = useRoute()

const { category, home } = useStore()
// 监听id的变化
// watch(要监听的数据，回调(newVal, oldVal){})
// watch(() => route.params.id,  (newVal, oldVal) => {
//   console.log(route.params.id)
//   if(route.path.includes('category')){
//     category.getTopCategory(route.params.id as string)
//   }
// }, {immediate: true})


watchEffect(() => {
  if(route.path.includes('category')){
    category.getTopCategory(route.params.id as string)
  }
})

// category.getTopCategory(route.params.id as string)

home.getBannerList()

</script>
<style scoped lang="less">
.top-category {
  h3 {
    font-size: 28px;
    color: #666;
    font-weight: normal;
    text-align: center;
    line-height: 100px;
  }
  .sub-list {
    margin-top: 20px;
    background-color: #fff;
    ul {
      display: flex;
      padding: 0 32px;
      flex-wrap: wrap;
      li {
        width: 168px;
        height: 160px;
        a {
          text-align: center;
          display: block;
          font-size: 16px;
          img {
            width: 100px;
            height: 100px;
          }
          p {
            line-height: 40px;
          }
          &:hover {
            color: @xtxColor;
          }
        }
      }
    }
  }
}

 .ref-goods {
    background-color: #fff;
    margin-top: 20px;
    position: relative;
    .head {
      .xtx-more {
        position: absolute;
        top: 20px;
        right: 20px;
      }
      .tag {
        text-align: center;
        color: #999;
        font-size: 20px;
        position: relative;
        top: -20px;
      }
    }
    .body {
      display: flex;
      justify-content: flex-start;
      flex-wrap: wrap;
      padding: 0 65px 30px;
    }
  }
</style>